Home / 50,881.32-76,297.68-15,821.28

Finding the Fourth Proportional to 50,881.32, 76,297.68 and 15,821.28

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Solution

The fourth proportional to 50,881.32, 76,297.68 and 15,821.28 is: 23,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,881.32 : 76,297.68 = 15,821.28 : x
  2. Step 2: Convert to fraction form
    50,881.32/76,297.68 = 15,821.28/x
  3. Step 3: Cross multiply
    50,881.32x = 76,297.68 × 15,821.28
  4. Step 4: Simplify right side
    50,881.32x = 1,207,126,958.63
  5. Step 5: Solve for x
    x = 1,207,126,958.63/50,881.32
  6. Step 6: Final answer
    x = 23,724.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.